INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4a642a244d64fb4eb87aca27b85061241cb651aed7309a1dcbb97d0b56623ee5', 
    'nZDs1bCdPSmjokrttFLTfq32TlNGWYHiVjpdM1yljj8=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)